CVE-2020-26759
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
clickhouse-driver before 0.1.5 allows a malicious clickhouse server to trigger a crash or execute arbitrary code (on a database client) via a crafted server response, due to a buffer overflow.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 0.2.0-1 |
| sid | Fixed | 0.2.0-1 |
| forky | Fixed | 0.2.0-1 |
| bullseye | Fixed | 0.2.0-1 |
| bookworm | Fixed | 0.2.0-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | clickhouse-driver | <0.1.5 | 0.1.5 |
| PyPI | clickhouse-driver | <3e990547e064b8fca916b23a0f7d6fe8c63c7f6b||<0.1.5 | d708ed548e1d6f254ba81a21de8ba543a53b5598 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-26759
- https://github.com/mymarilyn/clickhouse-driver/commit/3e990547e064b8fca916b23a0f7d6fe8c63c7f6b
- https://github.com/mymarilyn/clickhouse-driver/commit/d708ed548e1d6f254ba81a21de8ba543a53b5598
- https://github.com/advisories/GHSA-vgv5-cxvh-vfxh
- https://github.com/mymarilyn/clickhouse-driver
- https://github.com/pypa/advisory-database/tree/main/vulns/clickhouse-driver/PYSEC-2021-61.yaml
- https://security-tracker.debian.org/tracker/CVE-2020-26759
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.